Home / 1,857,964.80-2,787,028.20-510,092.40

Finding the Fourth Proportional to 1,857,964.80, 2,787,028.20 and 510,092.40

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Solution

The fourth proportional to 1,857,964.80, 2,787,028.20 and 510,092.40 is: 765,160.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,964.80 : 2,787,028.20 = 510,092.40 : x
  2. Step 2: Convert to fraction form
    1,857,964.80/2,787,028.20 = 510,092.40/x
  3. Step 3: Cross multiply
    1,857,964.80x = 2,787,028.20 × 510,092.40
  4. Step 4: Simplify right side
    1,857,964.80x = 1,421,641,903,405.68
  5. Step 5: Solve for x
    x = 1,421,641,903,405.68/1,857,964.80
  6. Step 6: Final answer
    x = 765,160.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.